Instruction manual
Prosilica GE Technical Manual V2.0.2
36
Camera dimensions
Optical flange focal distance
Optical flange focal distance is the optical distance from the mounting flange to
the image sensor die (see figure 24 and figure 25). Optical flange focal distance
can be calculated as:
C-Mount cross section
Table 13 presents flange focal distance and maximum lens protrusion values for
Prosilica GE cameras with C-Mount.
Figure 24: Cross section of typical Prosilica GE front assembly with C-Mount
Camera Lens protrusion [mm] IR cut filter* [mm] Sensor window [mm]
Nominal flange focal
distance [mm]
GE680 13.64 - 0.84 17.81
GE680C 9.01 1.00 0.84 18.14
GE1050 13.64 - 0.76 17.78
GE1050C 9.71 1.00 0.76 18.11
GE1650 13.64 - 0.76 17.78
GE1650C 9.20 1.00 0.76 18.11
GE1660 13.64 - 0.76 17.78
Table 13: Flange focal distance and maximum lens protrusion for Prosilica GE cameras with C-Mount
Optical flange focal distance Flange focal distance
IR cut filter thickness Sensor window thickness+
3
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–
Flange focal distance
Max. lens protrusion
IR cut filter thickness Sensor window thickness
Section A-A
A
A
Image sensor die